/*
 *
 *  Copyright (C) 2010 Tal Eisenberg
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package tal.drivechain.chain.shell;

import tal.drivechain.chain.AbortChainException;
import tal.drivechain.chain.script.ScriptCommand;

/**
 *
 * @author eisental
 */
public class PatchCommand extends ShellCommand {
    public PatchCommand(DriveShell shell) { super(shell); }

    @Override
    public boolean runCommand(ScriptCommand command) throws IllegalArgumentException {
        if (shell.getActiveChain().getPatcher()==null)
            throw new IllegalArgumentException("Patcher not set for active chain (" + shell.getActiveChain().getPath() + ")");
        else {
            if (shell.getActiveChain().getPatcher().isPatcherCommand(command)) {
                try {
                    shell.getActiveChain().getPatcher().executePatchCommand(shell.getActiveChain(), command);
                    out.println("Patched successfully.");
                } catch (AbortChainException e) {
                    throw new IllegalArgumentException("Error while patching: " + e.getMessage());
                }
                return true;
            } else return false;
        }

    }

    @Override
    public String[] getCommands() {
        return new String[] { "input", "output", "parser", "connect" };
    }

}
